[INFO] cloning repository https://github.com/wildonion/psychoder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wildonion/psychoder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwildonion%2Fpsychoder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwildonion%2Fpsychoder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1030544f767d267ee81477429b50c707a3aa886b
[INFO] testing wildonion/psychoder against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwildonion%2Fpsychoder" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wildonion/psychoder on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wildonion/psychoder
[INFO] finished tweaking git repo https://github.com/wildonion/psychoder
[INFO] tweaked toml for git repo https://github.com/wildonion/psychoder written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2005e79ab125e1ec8336d9c62dc8013c4cdc71087289aee680db303bc8ba297d
[INFO] running `Command { std: "docker" "start" "-a" "2005e79ab125e1ec8336d9c62dc8013c4cdc71087289aee680db303bc8ba297d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2005e79ab125e1ec8336d9c62dc8013c4cdc71087289aee680db303bc8ba297d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2005e79ab125e1ec8336d9c62dc8013c4cdc71087289aee680db303bc8ba297d", kill_on_drop: false }`
[INFO] [stdout] 2005e79ab125e1ec8336d9c62dc8013c4cdc71087289aee680db303bc8ba297d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 126da80c075e8cb97e26268913c982f99c58a06ce482cb5b95b9dc863217f3fd
[INFO] running `Command { std: "docker" "start" "-a" "126da80c075e8cb97e26268913c982f99c58a06ce482cb5b95b9dc863217f3fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling actix_derive v0.6.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling actix-rt v2.6.0
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling actix v0.12.0
[INFO] [stderr]    Compiling psychoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module `Preprocessing` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub mod Preprocessing{}
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `preprocessing`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `DataLoader` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub mod DataLoader{}
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `data_loader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mpsc::channel`
[INFO] [stdout]  --> src/networks/cnn.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::{Arc, mpsc::channel};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TryStreamExt`, `join`
[INFO] [stdout]   --> src/networks/mlp.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 | use futures::{executor::block_on, join, StreamExt, TryStreamExt};
[INFO] [stdout]    |                                   ^^^^             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]   --> src/networks/mlp.rs:15:41
[INFO] [stdout]    |
[INFO] [stdout] 15 | use futures::{executor::block_on, join, StreamExt, TryStreamExt};
[INFO] [stdout]    |                                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loss`
[INFO] [stdout]   --> src/networks.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         let loss = linear_net.forward(cloned_x_train).await;
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loss`
[INFO] [stdout]   --> src/networks.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |                         let loss = conv2d_net.forward(cloned_x_train).await;
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x_train`
[INFO] [stdout]   --> src/networks/cnn.rs:23:33
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub async fn forward(&self, x_train: Arc<Vec<Vec<f64>>>) -> f64{
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_train`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loss`
[INFO] [stdout]   --> src/networks/cnn.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub async fn backward(&self, loss: f64){
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cloned_receiver`
[INFO] [stdout]   --> src/networks/mlp.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 | ...   let cloned_receiver = Arc::clone(&arc_recv); // can't clone receiver, in order to move it between threads we have to clone it using...
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloned_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loss`
[INFO] [stdout]   --> src/networks/mlp.rs:77:34
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub async fn backward(&self, loss: f64){
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Conv2d`
[INFO] [stdout]   --> src/networks.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Conv2d(Conv2d),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `predict`
[INFO] [stdout]   --> src/networks.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub async fn predict(self){}
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/networks/cnn.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub async fn backward(&self, loss: f64){
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/networks/mlp.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub async fn backward(&self, loss: f64){
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Neuron`
[INFO] [stdout]   --> src/networks/gnn.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     struct Neuron{
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Encoder`
[INFO] [stdout]  --> src/networks/ssl/transformers.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Encoder{}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Decoder`
[INFO] [stdout]   --> src/networks/ssl/transformers.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Decoder{}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Generator`
[INFO] [stdout]  --> src/networks/ssl/gan.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Generator{}
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Discriminator`
[INFO] [stdout]  --> src/networks/ssl/gan.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Discriminator{}
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Encoder`
[INFO] [stdout]  --> src/networks/ssl/vae.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Encoder{}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Decoder`
[INFO] [stdout]  --> src/networks/ssl/vae.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Decoder{}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `NTHREADS` should have a snake case name
[INFO] [stdout]   --> src/networks/mlp.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let NTHREADS: usize = 4; // number of threads inside the pool
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `nthreads`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `NJOBS` should have a snake case name
[INFO] [stdout]   --> src/networks/mlp.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 | ...   let NJOBS: usize = mat.len(); // number of tasks of the process (incoming x_train matrix) to share each one between threads inside ...
[INFO] [stdout]    |           ^^^^^ help: convert the identifier to snake case: `njobs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stdout]   --> src/networks/mlp.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             ids.into_iter().map(|s_cols| mult_of_all_sum_cols *= s_cols).collect::<Vec<_>>();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `GNN` should have a snake case name
[INFO] [stdout]  --> src/networks/gnn.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | mod GNN{
[INFO] [stdout]   |     ^^^ help: convert the identifier to snake case: `gnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.59s
[INFO] running `Command { std: "docker" "inspect" "126da80c075e8cb97e26268913c982f99c58a06ce482cb5b95b9dc863217f3fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "126da80c075e8cb97e26268913c982f99c58a06ce482cb5b95b9dc863217f3fd", kill_on_drop: false }`
[INFO] [stdout] 126da80c075e8cb97e26268913c982f99c58a06ce482cb5b95b9dc863217f3fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1055f838e2e2ce725a5bd8456f68d79a47eec0836302fc057eb417d7cd984b28
[INFO] running `Command { std: "docker" "start" "-a" "1055f838e2e2ce725a5bd8456f68d79a47eec0836302fc057eb417d7cd984b28", kill_on_drop: false }`
[INFO] [stdout] warning: module `Preprocessing` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub mod Preprocessing{}
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `preprocessing`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `DataLoader` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub mod DataLoader{}
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `data_loader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling psychoder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: module `Preprocessing` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub mod Preprocessing{}
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `preprocessing`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `DataLoader` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub mod DataLoader{}
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `data_loader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mpsc::channel`
[INFO] [stdout]  --> src/networks/cnn.rs:8:22
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::{Arc, mpsc::channel};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TryStreamExt`, `join`
[INFO] [stdout]   --> src/networks/mlp.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 15 | use futures::{executor::block_on, join, StreamExt, TryStreamExt};
[INFO] [stdout]    |                                   ^^^^             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StreamExt`
[INFO] [stdout]   --> src/networks/mlp.rs:15:41
[INFO] [stdout]    |
[INFO] [stdout] 15 | use futures::{executor::block_on, join, StreamExt, TryStreamExt};
[INFO] [stdout]    |                                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loss`
[INFO] [stdout]   --> src/networks.rs:41:29
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         let loss = linear_net.forward(cloned_x_train).await;
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loss`
[INFO] [stdout]   --> src/networks.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 |                         let loss = conv2d_net.forward(cloned_x_train).await;
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x_train`
[INFO] [stdout]   --> src/networks/cnn.rs:23:33
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub async fn forward(&self, x_train: Arc<Vec<Vec<f64>>>) -> f64{
[INFO] [stdout]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_train`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loss`
[INFO] [stdout]   --> src/networks/cnn.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub async fn backward(&self, loss: f64){
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cloned_receiver`
[INFO] [stdout]   --> src/networks/mlp.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 | ...   let cloned_receiver = Arc::clone(&arc_recv); // can't clone receiver, in order to move it between threads we have to clone it using...
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloned_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `loss`
[INFO] [stdout]   --> src/networks/mlp.rs:77:34
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub async fn backward(&self, loss: f64){
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Conv2d`
[INFO] [stdout]   --> src/networks.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Conv2d(Conv2d),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `predict`
[INFO] [stdout]   --> src/networks.rs:53:18
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub async fn predict(self){}
[INFO] [stdout]    |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/networks/cnn.rs:30:18
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub async fn backward(&self, loss: f64){
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backward`
[INFO] [stdout]   --> src/networks/mlp.rs:77:18
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub async fn backward(&self, loss: f64){
[INFO] [stdout]    |                  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Neuron`
[INFO] [stdout]   --> src/networks/gnn.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     struct Neuron{
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Encoder`
[INFO] [stdout]  --> src/networks/ssl/transformers.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Encoder{}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Decoder`
[INFO] [stdout]   --> src/networks/ssl/transformers.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Decoder{}
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Generator`
[INFO] [stdout]  --> src/networks/ssl/gan.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Generator{}
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Discriminator`
[INFO] [stdout]  --> src/networks/ssl/gan.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Discriminator{}
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Encoder`
[INFO] [stdout]  --> src/networks/ssl/vae.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Encoder{}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Decoder`
[INFO] [stdout]  --> src/networks/ssl/vae.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Decoder{}
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `NTHREADS` should have a snake case name
[INFO] [stdout]   --> src/networks/mlp.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let NTHREADS: usize = 4; // number of threads inside the pool
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `nthreads`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `NJOBS` should have a snake case name
[INFO] [stdout]   --> src/networks/mlp.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 | ...   let NJOBS: usize = mat.len(); // number of tasks of the process (incoming x_train matrix) to share each one between threads inside ...
[INFO] [stdout]    |           ^^^^^ help: convert the identifier to snake case: `njobs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stdout]   --> src/networks/mlp.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |             ids.into_iter().map(|s_cols| mult_of_all_sum_cols *= s_cols).collect::<Vec<_>>();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `GNN` should have a snake case name
[INFO] [stdout]  --> src/networks/gnn.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | mod GNN{
[INFO] [stdout]   |     ^^^ help: convert the identifier to snake case: `gnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "1055f838e2e2ce725a5bd8456f68d79a47eec0836302fc057eb417d7cd984b28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1055f838e2e2ce725a5bd8456f68d79a47eec0836302fc057eb417d7cd984b28", kill_on_drop: false }`
[INFO] [stdout] 1055f838e2e2ce725a5bd8456f68d79a47eec0836302fc057eb417d7cd984b28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 700adbbadb9bd8d8896807814f9bcb90c9a1502a37c6ce6fd31fde049e10b4ff
[INFO] running `Command { std: "docker" "start" "-a" "700adbbadb9bd8d8896807814f9bcb90c9a1502a37c6ce6fd31fde049e10b4ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: module `Preprocessing` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub mod Preprocessing{}
[INFO] [stderr]    |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `preprocessing`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `DataLoader` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub mod DataLoader{}
[INFO] [stderr]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `data_loader`
[INFO] [stderr] 
[INFO] [stderr] warning: `psychoder` (lib) generated 2 warnings
[INFO] [stderr] warning: `psychoder` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused import: `mpsc::channel`
[INFO] [stderr]  --> src/networks/cnn.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::{Arc, mpsc::channel};
[INFO] [stderr]   |                      ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `TryStreamExt`, `join`
[INFO] [stderr]   --> src/networks/mlp.rs:15:35
[INFO] [stderr]    |
[INFO] [stderr] 15 | use futures::{executor::block_on, join, StreamExt, TryStreamExt};
[INFO] [stderr]    |                                   ^^^^             ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `StreamExt`
[INFO] [stderr]   --> src/networks/mlp.rs:15:41
[INFO] [stderr]    |
[INFO] [stderr] 15 | use futures::{executor::block_on, join, StreamExt, TryStreamExt};
[INFO] [stderr]    |                                         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loss`
[INFO] [stderr]   --> src/networks.rs:41:29
[INFO] [stderr]    |
[INFO] [stderr] 41 |                         let loss = linear_net.forward(cloned_x_train).await;
[INFO] [stderr]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loss`
[INFO] [stderr]   --> src/networks.rs:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 |                         let loss = conv2d_net.forward(cloned_x_train).await;
[INFO] [stderr]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x_train`
[INFO] [stderr]   --> src/networks/cnn.rs:23:33
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub async fn forward(&self, x_train: Arc<Vec<Vec<f64>>>) -> f64{
[INFO] [stderr]    |                                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_x_train`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loss`
[INFO] [stderr]   --> src/networks/cnn.rs:30:34
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub async fn backward(&self, loss: f64){
[INFO] [stderr]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cloned_receiver`
[INFO] [stderr]   --> src/networks/mlp.rs:51:21
[INFO] [stderr]    |
[INFO] [stderr] 51 | ...   let cloned_receiver = Arc::clone(&arc_recv); // can't clone receiver, in order to move it between threads we have to clone it using...
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cloned_receiver`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `loss`
[INFO] [stderr]   --> src/networks/mlp.rs:77:34
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub async fn backward(&self, loss: f64){
[INFO] [stderr]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_loss`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Conv2d`
[INFO] [stderr]   --> src/networks.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Conv2d(Conv2d),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `predict`
[INFO] [stderr]   --> src/networks.rs:53:18
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub async fn predict(self){}
[INFO] [stderr]    |                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `backward`
[INFO] [stderr]   --> src/networks/cnn.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub async fn backward(&self, loss: f64){
[INFO] [stderr]    |                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `backward`
[INFO] [stderr]   --> src/networks/mlp.rs:77:18
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub async fn backward(&self, loss: f64){
[INFO] [stderr]    |                  ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Neuron`
[INFO] [stderr]   --> src/networks/gnn.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     struct Neuron{
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Encoder`
[INFO] [stderr]  --> src/networks/ssl/transformers.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Encoder{}
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Decoder`
[INFO] [stderr]   --> src/networks/ssl/transformers.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Decoder{}
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Generator`
[INFO] [stderr]  --> src/networks/ssl/gan.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Generator{}
[INFO] [stderr]   |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Discriminator`
[INFO] [stderr]  --> src/networks/ssl/gan.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Discriminator{}
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Encoder`
[INFO] [stderr]  --> src/networks/ssl/vae.rs:6:12
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct Encoder{}
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Decoder`
[INFO] [stderr]  --> src/networks/ssl/vae.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Decoder{}
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NTHREADS` should have a snake case name
[INFO] [stderr]   --> src/networks/mlp.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let NTHREADS: usize = 4; // number of threads inside the pool
[INFO] [stderr]    |             ^^^^^^^^ help: convert the identifier to snake case: `nthreads`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NJOBS` should have a snake case name
[INFO] [stderr]   --> src/networks/mlp.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 | ...   let NJOBS: usize = mat.len(); // number of tasks of the process (incoming x_train matrix) to share each one between threads inside ...
[INFO] [stderr]    |           ^^^^^ help: convert the identifier to snake case: `njobs`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
[INFO] [stderr]   --> src/networks/mlp.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |             ids.into_iter().map(|s_cols| mult_of_all_sum_cols *= s_cols).collect::<Vec<_>>();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
[INFO] [stderr] 
[INFO] [stderr] warning: module `GNN` should have a snake case name
[INFO] [stderr]  --> src/networks/gnn.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | mod GNN{
[INFO] [stderr]   |     ^^^ help: convert the identifier to snake case: `gnn`
[INFO] [stderr] 
[INFO] [stderr] warning: `psychoder` (bin "psychoder" test) generated 24 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/utilser-6a6ee7c6ea4bdda8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/psychoder-e14d37a96f751732)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utilser
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "700adbbadb9bd8d8896807814f9bcb90c9a1502a37c6ce6fd31fde049e10b4ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700adbbadb9bd8d8896807814f9bcb90c9a1502a37c6ce6fd31fde049e10b4ff", kill_on_drop: false }`
[INFO] [stdout] 700adbbadb9bd8d8896807814f9bcb90c9a1502a37c6ce6fd31fde049e10b4ff